CASCADE LED DRIVER AND CONTROL METHODS

摘要

An electrical circuit is disclosed and methods for controlling the same. The electrical circuit may comprise a plurality of color strings coupled in series, where each color string has at least one lamp, preferably a light emitting diode. Improved efficiency may be accomplished in some embodiments using certain of the disclosed systems and methods.

主权项

1. A circuit for controlling a plurality of output diodes, the circuit comprising:
a first diode comprising a cathode terminal and an anode terminal; a second diode comprising a cathode terminal and an anode terminal; a first switch comprising a first terminal and a second terminal; a second switch comprising a first terminal and a second terminal; a capacitor comprising a first terminal and a second terminal; a first output terminal; and a second output terminal, wherein the cathode terminal of the first diode is in electrical communication with the first output terminal, the cathode terminal of the second diode is in electrical communication with the anode terminal of the first diode, and the first terminal of the capacitor is in electrical communication with the cathode terminal of the first diode and the second terminal of the capacitor is in electrical communication with the anode terminal of the second diode.